Archaeologists used pieces of burned wood, or charcoal, found at the site to date prehistoric paintings and drawings on walls and ceilings of a cave in Lascaux, France. Use the information in Example 3 of Section 3. determine the appropriate age of a piece of burned wood, if it was found that 87.5% of the C-14 found in living trees of the same type had decayed. (Round your answer to the nearest hundred years.) years

Q: The values listed below are waiting times (in minutes) of customers at two different banks. At Bank…

A: From the provided information, Sample size (n) = 10 Confidence level = 99% Level of significance (α)…

Q: The table below shows an index based in 2010 (2010 = 100). Year Index 2011 101.6 2012 107 2013 113.9…

A: The new base year is given by 2012 (2012 = 100)

Q: When a certain bacteria is treated with penicillin, the number of bacteria decreases by 1/2 each…

A:

Q: 5-Find best predicted repair cost for full-rear crash for Nissan Altima, given that its repair cost…

A: The general form of the linear regression model is, y=a+bx Where, 'y' is the dependent variable, 'a'…

Q: The population of a city is 75,000. If the population is declining continuously by 3.7% per year, in…

A:

Q: Picture a group of ladies named Mildred, Agnes, Dorothy, and Blanche. Do they look young or old to…

A: From the given information the ages are normally distributed with mean 81 years and standard…

Q: Find the effective rate of interest. Round the answer to three decimal places. 50.09% compounded…

A: Note : As per authoring guidelines, when multiple questions are posted, then only first question has…

Q: The population of Milton is currently 110, 128 and is growing at a rate of 1.8% per year. After how…

A: Explanation of the answer is as follows

Q: The charcoal from a tree killed in the volcanic eruption that formed a crater contained 31.5% of the…

A:

Q: V25 =

A:

Q: Records show that deaths occur at the rate of 0.1 per day among patients residing in a large…

A: To find the chances that a week or more will elapse before another death occurs.

Q: Revenue of 3 Companies 150 DA DB 100 50 DC Years Using the bel ow information, which of the…

A: We can solve this by observing the following graph

Q: Ten percent of a radio-active substance decays in 4 days, what is the half-life of the substance?…

A: 10% of radioactive substance decays in 4 days.

Q: Part 2 of 3 (b) Compute the correlation coefficient between systolic and diastolic blood pressure.…

A: Correlation Coefficient: A correlation coefficient gives a value that indicates the strength and…

Q: Thirty percent of a radio-active substance decays in 7 days, what is the half-life of the substance?…

A:

Q: Between which values of Z is the middle 40% of the area included O -25 to .25 .52 to .52 O -.84 to…

A: P(-z<Z<z)=0.40 z=?

Q: An article reports "attendance dropped 7% this year, to 1700." What was the attendance before the…

A:

Q: e table below shows the life expectancy for an individu rs. ear of Birth Life Expectancy 930 59.7…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Question 3 く 122 students at a college were asked whether they had complete 79 students said "yes".…

A: Given